E.W. Bullinger's Companion Bible Notes - Exodus 25:17
mercy seat = propitiatory cover (Hebrew. kapporeth = cover). By Figure of speech Metonymy ( App-6 ) cover put for the propitiation made through the blood sprinkled thereon. It therefore denotes propitiation. Compare Hebrews 9:5 . Hence the meaning, God's "propitiatory gift", as in Papyri. Compare Romans 3:25 . pure gold . Not overlaid, because propitiation is a Divine work throughout. read more
Bridgeway Bible Commentary - Exodus 25:10-22
Ark of the covenant (25:10-22)The ark (GNB: covenant box) was a gold covered wooden box, two and a half cubits long, one and a half cubits wide, and one and a half cubits high. (A cubit was about forty-four centimetres or eighteen inches.) It was the only piece of furniture in the Most Holy Place (see 26:34). Inside the ark were the two stone tablets on which the law was written, as a constant reminder to the people of Israel that the God who dwelt among them was also their law-giver (10-16;... read more